<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <meta http-equiv="X-UA-Compatible" content="IE=edge">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <script src="https://cdn.jsdelivr.net/npm/vue/dist/vue.js"></script>
    <title>Vue-数据代理</title>
</head>
<body>
    <div id="root">
        <h2>name:{{name}}</h2>
        <h2>age:{{age}}</h2>
    </div>
    <script>
        Vue.config.productionTip=false;
        const vm=new Vue({
            el:'#root',
            data:{
                name:"tom",
                age:"18"
            }
        })
    </script>
</body>
</html>